content: package com.alipay.antbenchmark.controller.cases.modificationAbility.header;
  
  import com.alipay.antbenchmark.tools.Utils;
  import org.apache.commons.codec.binary.Base64;
  import org.owasp.esapi.ESAPI;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.stereotype.Controller;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RequestMethod;
  import org.springframework.web.bind.annotation.ResponseBody;
  
  import javax.servlet.ServletException;
  import javax.servlet.http.HttpServlet;
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  import java.io.IOException;
  import java.net.URLDecoder;
  
  // assession information start
  // real vulnerability = true
  // assession project = 改包能力->header->value
  // compose = HeaderValue_10.java
  // bind_url = /cmdi/BS00045
  // assession information end
  
  
  @Controller
  @RequestMapping(value = "/cmdi")
  public class HeaderValue_10 extends HttpServlet {
  
      private static final Logger log = LoggerFactory.getLogger("HeaderValue_10");
  
      @ResponseBody
      @RequestMapping(value = "/BS00045", method = {RequestMethod.POST, RequestMethod.GET})
      public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
          response.setContentType("text/html;charset=UTF-8");
          String param = "";
          if (request.getHeader("BS00045") != null) {
              param = request.getHeader("BS00045");
          }
          param = URLDecoder.decode(param, "UTF-8");
          String bar = new Test().doSomething(request, param);
          String cmd = Utils.getInsecureOSCommandString(this.getClass().getClassLoader());
          String[] args = {cmd};
          String[] argsEnv = {bar};
  
          Runtime r = Runtime.getRuntime();
          try {
              Process p = r.exec(args, argsEnv);
              Utils.printOSCommandResults(p, response);
          } catch (IOException e) {
              log.error("Problem executing cmdi - TestCase");
              response.getWriter().println(ESAPI.encoder().encodeForHTML(e.getMessage()));
              return;
          }
      }
  
      private class Test {
  
          public String doSomething(HttpServletRequest request, String param) throws ServletException, IOException {
              String bar = "";
              if (param != null) {
                  bar = new String(Base64.decodeBase64(
                          Base64.encodeBase64(param.getBytes())));
              }
              return bar;
          }
      }
  }
  